.hidden {
    visibility: hidden;
    display: none;
}
form {
    box-shadow: 0 0 5px black;
    border-radius: 5px;
}
#content {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    padding-top: 25px;
    padding-bottom: 40px;
}
form{
    width: 100%;
    max-width: 330px;
    padding: 15px;
    margin: auto;
}
.form-login img {
    padding: 10px;
}
.form-login .checkbox {
    font-weight: 400;
}
.form-login .form-control {
    position: relative;
    box-sizing: border-box;
    height: auto;
    padding: 10px;
    font-size: 16px;
}
.form-login .form-control:focus {
    z-index: 2;
}
.form-login input[type="text"] {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}
.form-login input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}